Frost Dates for JACKVIK, Sweden

Elevation: 449 m

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 30
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. September 25
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.

Last Spring Frost June 4
First Fall Frost September 20

Hard Freeze (−2°C)

Last Spring Hard Freeze May 22
First Fall Hard Freeze October 10
66.38°N, 17.00°W © OpenStreetMap

Growing Season

118 Days May 30 to September 25

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 5a

Avg. annual minimum: −29 to −26°C

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

Temperature

-15° -5° 15°
-10°
High: -8°C
Avg: -10°C
Low: -13°C
Jan
-10°
High: -8°C
Avg: -10°C
Low: -13°C
Feb
-7°
High: -4°C
Avg: -7°C
Low: -10°C
Mar
-2°
High: 1°C
Avg: -2°C
Low: -5°C
Apr
High: 6°C
Avg: 3°C
Low: -1°C
May
High: 13°C
Avg: 9°C
Low: 5°C
Jun
13°
High: 16°C
Avg: 13°C
Low: 9°C
Jul
11°
High: 14°C
Avg: 11°C
Low: 8°C
Aug
High: 9°C
Avg: 7°C
Low: 4°C
Sep
High: 2°C
Avg: 0°C
Low: -2°C
Oct
-6°
High: -4°C
Avg: -6°C
Low: -8°C
Nov
-8°
High: -6°C
Avg: -8°C
Low: -11°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 50 mm 100 mm
66 mm
66.0 mm
Jan
66 mm
66.0 mm
Feb
56 mm
55.9 mm
Mar
41 mm
40.6 mm
Apr
48 mm
48.3 mm
May
86 mm
86.4 mm
Jun
102 mm
101.6 mm
Jul
99 mm
99.1 mm
Aug
76 mm
76.2 mm
Sep
71 mm
71.1 mm
Oct
64 mm
63.5 mm
Nov
76 mm
76.2 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec3.5h7.5h11h15h19h22.5h20.5h16.5h12.5h9h5h1.5h
Jan: 10:12 AM – 1:48 PM · 3h 37m
Feb: 8:11 AM – 3:49 PM · 7h 38m
Mar: 6:26 AM – 5:34 PM · 11h 08m
Apr: 4:31 AM – 7:29 PM · 14h 58m
May: 2:36 AM – 9:24 PM · 18h 49m
Jun: 12:39 AM – 11:21 PM · 22h 42m
Jul: 1:43 AM – 10:17 PM · 20h 35m
Aug: 3:44 AM – 8:16 PM · 16h 33m
Sep: 5:40 AM – 6:20 PM · 12h 41m
Oct: 7:31 AM – 4:29 PM · 8h 58m
Nov: 9:30 AM – 2:30 PM · 4h 60m
Dec: 11:22 AM – 12:38 PM · 1h 15m
Daylight Longest: 23h 02m · Shortest: 0h 59m

Nearby Stations

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